From early spring to late summer, follow new animal mothers through the trials of raising a family in the Rocky Mountains. Cranes migrate north to give birth, a bison mother protects her lambs from threats and young mountain goats learn to climb. 

Wildlife cameraman Gordon Buchanan leads a team using state-of-the-art cameras, offering a fresh look at the lives of some of the animals in our oceans such as sharks, elephant seals, turtles and gannets.